238 lines
9.8 KiB
C++
238 lines
9.8 KiB
C++
|
// Copyright 2017 Google Inc. All rights reserved.
|
||
|
|
//
|
||
|
|
// Use of this source code is governed by a BSD-style
|
||
|
|
// license that can be found in the LICENSE file or at
|
||
|
|
// https://developers.google.com/open-source/licenses/bsd
|
||
|
|
|
||
|
|
#include "packager/media/chunking/chunking_handler.h"
|
||
|
|
|
||
|
|
#include <gmock/gmock.h>
|
||
|
|
#include <gtest/gtest.h>
|
||
|
|
|
||
|
|
#include "packager/media/base/media_handler_test_base.h"
|
||
|
|
#include "packager/media/base/test/status_test_util.h"
|
||
|
|
|
||
|
|
using ::testing::ElementsAre;
|
||
|
|
using ::testing::IsEmpty;
|
||
|
|
|
||
|
|
namespace shaka {
|
||
|
|
namespace media {
|
||
|
|
namespace {
|
||
|
|
const int kStreamIndex0 = 0;
|
||
|
|
const int kStreamIndex1 = 1;
|
||
|
|
const uint32_t kTimeScale0 = 800;
|
||
|
|
const uint32_t kTimeScale1 = 1000;
|
||
|
|
const int64_t kDuration0 = 200;
|
||
|
|
const int64_t kDuration1 = 300;
|
||
|
|
const bool kKeyFrame = true;
|
||
|
|
const bool kIsSubsegment = true;
|
||
|
|
const bool kEncrypted = true;
|
||
|
|
|
||
|
|
} // namespace
|
||
|
|
|
||
|
|
class ChunkingHandlerTest : public MediaHandlerTestBase {
|
||
|
|
public:
|
||
|
|
void SetUpChunkingHandler(int num_inputs,
|
||
|
|
const ChunkingOptions& chunking_options) {
|
||
|
|
chunking_handler_.reset(new ChunkingHandler(chunking_options));
|
||
|
|
SetUpGraph(num_inputs, num_inputs, chunking_handler_);
|
||
|
|
ASSERT_OK(chunking_handler_->Initialize());
|
||
|
|
}
|
||
|
|
|
||
|
|
Status Process(std::unique_ptr<StreamData> stream_data) {
|
||
|
|
return chunking_handler_->Process(std::move(stream_data));
|
||
|
|
}
|
||
|
|
|
||
|
|
Status FlushStream(int stream_index) {
|
||
|
|
return chunking_handler_->FlushStream(stream_index);
|
||
|
|
}
|
||
|
|
|
||
|
|
protected:
|
||
|
|
std::shared_ptr<ChunkingHandler> chunking_handler_;
|
||
|
|
};
|
||
|
|
|
||
|
|
TEST_F(ChunkingHandlerTest, AudioNoSubsegmentsThenFlush) {
|
||
|
|
ChunkingOptions chunking_options;
|
||
|
|
chunking_options.segment_duration_in_seconds = 1;
|
||
|
|
SetUpChunkingHandler(1, chunking_options);
|
||
|
|
|
||
|
|
ASSERT_OK(Process(GetAudioStreamInfoStreamData(kStreamIndex0, kTimeScale0)));
|
||
|
|
EXPECT_THAT(
|
||
|
|
GetOutputStreamDataVector(),
|
||
|
|
ElementsAre(IsStreamInfo(kStreamIndex0, kTimeScale0, !kEncrypted)));
|
||
|
|
|
||
|
|
for (int i = 0; i < 5; ++i) {
|
||
|
|
ClearOutputStreamDataVector();
|
||
|
|
ASSERT_OK(Process(GetMediaSampleStreamData(kStreamIndex0, i * kDuration1,
|
||
|
|
kDuration1, kKeyFrame)));
|
||
|
|
// One output stream_data except when i == 3, which also has SegmentInfo.
|
||
|
|
if (i == 3) {
|
||
|
|
EXPECT_THAT(
|
||
|
|
GetOutputStreamDataVector(),
|
||
|
|
ElementsAre(
|
||
|
|
IsSegmentInfo(kStreamIndex0, 0, kDuration1 * 3, !kIsSubsegment),
|
||
|
|
IsMediaSample(kStreamIndex0, i * kDuration1, kDuration1)));
|
||
|
|
} else {
|
||
|
|
EXPECT_THAT(GetOutputStreamDataVector(),
|
||
|
|
ElementsAre(IsMediaSample(kStreamIndex0, i * kDuration1,
|
||
|
|
kDuration1)));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
ClearOutputStreamDataVector();
|
||
|
|
ASSERT_OK(FlushStream(kStreamIndex0));
|
||
|
|
EXPECT_THAT(GetOutputStreamDataVector(),
|
||
|
|
ElementsAre(IsSegmentInfo(kStreamIndex0, kDuration1 * 3,
|
||
|
|
kDuration1 * 2, !kIsSubsegment)));
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_F(ChunkingHandlerTest, VideoAndSubsegmentAndNonzeroStart) {
|
||
|
|
ChunkingOptions chunking_options;
|
||
|
|
chunking_options.segment_duration_in_seconds = 1;
|
||
|
|
chunking_options.subsegment_duration_in_seconds = 0.3;
|
||
|
|
SetUpChunkingHandler(1, chunking_options);
|
||
|
|
|
||
|
|
ASSERT_OK(Process(GetVideoStreamInfoStreamData(kStreamIndex0, kTimeScale1)));
|
||
|
|
const int64_t kVideoStartTimestamp = 12345;
|
||
|
|
for (int i = 0; i < 6; ++i) {
|
||
|
|
// Alternate key frame.
|
||
|
|
const bool is_key_frame = (i % 2) == 1;
|
||
|
|
ASSERT_OK(Process(GetMediaSampleStreamData(
|
||
|
|
kStreamIndex0, kVideoStartTimestamp + i * kDuration1, kDuration1,
|
||
|
|
is_key_frame)));
|
||
|
|
}
|
||
|
|
EXPECT_THAT(
|
||
|
|
GetOutputStreamDataVector(),
|
||
|
|
ElementsAre(
|
||
|
|
IsStreamInfo(kStreamIndex0, kTimeScale1, !kEncrypted),
|
||
|
|
// The first samples @ kStartTimestamp is discarded - not key frame.
|
||
|
|
IsMediaSample(kStreamIndex0, kVideoStartTimestamp + kDuration1,
|
||
|
|
kDuration1),
|
||
|
|
IsMediaSample(kStreamIndex0, kVideoStartTimestamp + kDuration1 * 2,
|
||
|
|
kDuration1),
|
||
|
|
// The next segment boundary 13245 / 1000 != 12645 / 1000.
|
||
|
|
IsSegmentInfo(kStreamIndex0, kVideoStartTimestamp + kDuration1,
|
||
|
|
kDuration1 * 2, !kIsSubsegment),
|
||
|
|
IsMediaSample(kStreamIndex0, kVideoStartTimestamp + kDuration1 * 3,
|
||
|
|
kDuration1),
|
||
|
|
IsMediaSample(kStreamIndex0, kVideoStartTimestamp + kDuration1 * 4,
|
||
|
|
kDuration1),
|
||
|
|
// The subsegment has duration kDuration1 * 2 since it can only
|
||
|
|
// terminate before key frame.
|
||
|
|
IsSegmentInfo(kStreamIndex0, kVideoStartTimestamp + kDuration1 * 3,
|
||
|
|
kDuration1 * 2, kIsSubsegment),
|
||
|
|
IsMediaSample(kStreamIndex0, kVideoStartTimestamp + kDuration1 * 5,
|
||
|
|
kDuration1)));
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST_F(ChunkingHandlerTest, AudioAndVideo) {
|
||
|
|
ChunkingOptions chunking_options;
|
||
|
|
chunking_options.segment_duration_in_seconds = 1;
|
||
|
|
chunking_options.subsegment_duration_in_seconds = 0.3;
|
||
|
|
SetUpChunkingHandler(2, chunking_options);
|
||
|
|
|
||
|
|
ASSERT_OK(Process(GetAudioStreamInfoStreamData(kStreamIndex0, kTimeScale0)));
|
||
|
|
ASSERT_OK(Process(GetVideoStreamInfoStreamData(kStreamIndex1, kTimeScale1)));
|
||
|
|
EXPECT_THAT(
|
||
|
|
GetOutputStreamDataVector(),
|
||
|
|
ElementsAre(IsStreamInfo(kStreamIndex0, kTimeScale0, !kEncrypted),
|
||
|
|
IsStreamInfo(kStreamIndex1, kTimeScale1, !kEncrypted)));
|
||
|
|
ClearOutputStreamDataVector();
|
||
|
|
|
||
|
|
// Equivalent to 12345 in video timescale.
|
||
|
|
const int64_t kAudioStartTimestamp = 9876;
|
||
|
|
const int64_t kVideoStartTimestamp = 12345;
|
||
|
|
for (int i = 0; i < 5; ++i) {
|
||
|
|
ASSERT_OK(Process(GetMediaSampleStreamData(
|
||
|
|
kStreamIndex0, kAudioStartTimestamp + kDuration0 * i, kDuration0,
|
||
|
|
true)));
|
||
|
|
// Alternate key frame.
|
||
|
|
const bool is_key_frame = (i % 2) == 1;
|
||
|
|
ASSERT_OK(Process(GetMediaSampleStreamData(
|
||
|
|
kStreamIndex1, kVideoStartTimestamp + kDuration1 * i, kDuration1,
|
||
|
|
is_key_frame)));
|
||
|
|
}
|
||
|
|
|
||
|
|
EXPECT_THAT(
|
||
|
|
GetOutputStreamDataVector(),
|
||
|
|
ElementsAre(
|
||
|
|
// The first samples @ kStartTimestamp is discarded - not key frame.
|
||
|
|
IsMediaSample(kStreamIndex0, kAudioStartTimestamp + kDuration0,
|
||
|
|
kDuration0),
|
||
|
|
IsMediaSample(kStreamIndex1, kVideoStartTimestamp + kDuration1,
|
||
|
|
kDuration1),
|
||
|
|
IsMediaSample(kStreamIndex0, kAudioStartTimestamp + kDuration0 * 2,
|
||
|
|
kDuration0),
|
||
|
|
IsMediaSample(kStreamIndex1, kVideoStartTimestamp + kDuration1 * 2,
|
||
|
|
kDuration1),
|
||
|
|
IsMediaSample(kStreamIndex0, kAudioStartTimestamp + kDuration0 * 3,
|
||
|
|
kDuration0),
|
||
|
|
// The audio segment is terminated together with video stream.
|
||
|
|
IsSegmentInfo(kStreamIndex0, kAudioStartTimestamp + kDuration0,
|
||
|
|
kDuration0 * 3, !kIsSubsegment),
|
||
|
|
// The next segment boundary 13245 / 1000 != 12645 / 1000.
|
||
|
|
IsSegmentInfo(kStreamIndex1, kVideoStartTimestamp + kDuration1,
|
||
|
|
kDuration1 * 2, !kIsSubsegment),
|
||
|
|
IsMediaSample(kStreamIndex1, kVideoStartTimestamp + kDuration1 * 3,
|
||
|
|
kDuration1),
|
||
|
|
IsMediaSample(kStreamIndex0, kAudioStartTimestamp + kDuration0 * 4,
|
||
|
|
kDuration0),
|
||
|
|
IsMediaSample(kStreamIndex1, kVideoStartTimestamp + kDuration1 * 4,
|
||
|
|
kDuration1)));
|
||
|
|
ClearOutputStreamDataVector();
|
||
|
|
|
||
|
|
// The side comments below show the equivalent timestamp in video timescale.
|
||
|
|
// The audio and video are made ~aligned.
|
||
|
|
ASSERT_OK(Process(GetMediaSampleStreamData(kStreamIndex0,
|
||
|
|
kAudioStartTimestamp + kDuration0 * 5,
|
||
|
|
kDuration0, true))); // 13595
|
||
|
|
ASSERT_OK(Process(GetMediaSampleStreamData(kStreamIndex1,
|
||
|
|
kVideoStartTimestamp + kDuration1 * 5,
|
||
|
|
kDuration1, true))); // 13845
|
||
|
|
ASSERT_OK(Process(GetMediaSampleStreamData(kStreamIndex0,
|
||
|
|
kAudioStartTimestamp + kDuration0 * 6,
|
||
|
|
kDuration0, true))); // 13845
|
||
|
|
// This expectation are separated from the expectation above because
|
||
|
|
// ElementsAre supports at most 10 elements.
|
||
|
|
EXPECT_THAT(
|
||
|
|
GetOutputStreamDataVector(),
|
||
|
|
ElementsAre(
|
||
|
|
IsMediaSample(kStreamIndex0, kAudioStartTimestamp + kDuration0 * 5,
|
||
|
|
kDuration0),
|
||
|
|
// Audio is terminated along with video below.
|
||
|
|
IsSegmentInfo(kStreamIndex0, kAudioStartTimestamp + kDuration0 * 4,
|
||
|
|
kDuration0 * 2, kIsSubsegment),
|
||
|
|
// The subsegment has duration kDuration1 * 2 since it can only
|
||
|
|
// terminate before key frame.
|
||
|
|
IsSegmentInfo(kStreamIndex1, kVideoStartTimestamp + kDuration1 * 3,
|
||
|
|
kDuration1 * 2, kIsSubsegment),
|
||
|
|
IsMediaSample(kStreamIndex1, kVideoStartTimestamp + kDuration1 * 5,
|
||
|
|
kDuration1)));
|
||
|
|
|
||
|
|
ClearOutputStreamDataVector();
|
||
|
|
ASSERT_OK(FlushStream(kStreamIndex0));
|
||
|
|
EXPECT_THAT(
|
||
|
|
GetOutputStreamDataVector(),
|
||
|
|
ElementsAre(
|
||
|
|
IsMediaSample(kStreamIndex0, kAudioStartTimestamp + kDuration0 * 6,
|
||
|
|
kDuration0),
|
||
|
|
IsSegmentInfo(kStreamIndex0, kAudioStartTimestamp + kDuration0 * 4,
|
||
|
|
kDuration0 * 3, !kIsSubsegment)));
|
||
|
|
|
||
|
|
ClearOutputStreamDataVector();
|
||
|
|
ASSERT_OK(FlushStream(kStreamIndex1));
|
||
|
|
EXPECT_THAT(GetOutputStreamDataVector(),
|
||
|
|
ElementsAre(IsSegmentInfo(kStreamIndex1,
|
||
|
|
kVideoStartTimestamp + kDuration1 * 3,
|
||
|
|
kDuration1 * 3, !kIsSubsegment)));
|
||
|
|
|
||
|
|
// Flush again will do nothing.
|
||
|
|
ClearOutputStreamDataVector();
|
||
|
|
ASSERT_OK(FlushStream(kStreamIndex0));
|
||
|
|
ASSERT_OK(FlushStream(kStreamIndex1));
|
||
|
|
EXPECT_THAT(GetOutputStreamDataVector(), IsEmpty());
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace media
|
||
|
|
} // namespace shaka
|